機器
adjust
adjustable
arms
closeup
construction
control
dirty
employee
engineer
engineering
equipment
factory
fist
fix
hammer
hand
hard
hardware
heavy
hold
human
industrial
industry
isolated
labor
maintenance
manual
mechanic
metal
object
occupation
old
part
people
person
plier
professional
renovation
repair
repairing
rusty
service
setup
shape
support
technical
technician
tool
work